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Finding the Third Proportional to 194,334 and 418,475

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Solution

The third proportional to 194,334 and 418,475 is: 901,135.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,334 : 418,475 = 418,475 : x
  2. Step 2: Convert to fraction form
    194,334/418,475 = 418,475/x
  3. Step 3: Cross multiply
    194,334x = 418,475 × 418,475
  4. Step 4: Simplify right side
    194,334x = 175,121,325,625
  5. Step 5: Solve for x
    x = 175,121,325,625/194,334
  6. Step 6: Final answer
    x = 901,135.81

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.